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[jOOQ/jOOQ#10060] In fact, the behaviour can be seen as correct.

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The dialects do not agree on whether aggregating empty sets with
JSON_ARRAYAGG() leads to NULL or an empty []
This commit is contained in:
Lukas Eder 2020-04-15 11:13:42 +02:00
parent 18abd3084b
commit 2622e3c0f8
1 changed files with 2 additions and 2 deletions
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4
jOOQ/src/main/java/org/jooq/impl/JSONArrayAgg.java
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@ -84,11 +84,11 @@ implements JSONArrayAggOrderByStep<J> {
// Workaround for https://jira.mariadb.org/browse/MDEV-21914
if (!Tools.isEmpty(withinGroupOrderBy))
ctx.visit(DSL.concat(inline('['), DSL.coalesce(groupConcat(arguments.get(0)).orderBy(withinGroupOrderBy), inline("")), inline(']')));
ctx.visit(DSL.concat(inline('['), groupConcat(arguments.get(0)).orderBy(withinGroupOrderBy), inline(']')));
// Workaround for https://jira.mariadb.org/browse/MDEV-21912
else
ctx.visit(DSL.concat(inline('['), DSL.coalesce(groupConcat(arguments.get(0)), inline("")), inline(']')));
ctx.visit(DSL.concat(inline('['), groupConcat(arguments.get(0)), inline(']')));
break;